P    #regions in PPM
# 2023-12-01 16:33:52 +0100  nim51sx@woc2055
# low field   high field   mi   maxi
  11.124888517544736  10.65219068527752  0.239  0.554  # for region 1
  9.965129882563541  9.706795020743085  0.027  0.181  # for region 2
